Open Your Eyes (Abre los ojos) (1997) [Cesar]: Commits suicide (off-screen) by taking a drug overdose; he discovers towards the end of the movie that he has been cryogenically frozen since his death, and that everything he's been experiencing has only been in his own mind while he's being revived. (See also Tom Cruise in the 2001 remake Vanilla Sky.)

The Devil's Backbone (El Espinazo del diablo) (2001) [Jacinto]: Drowned in a pool of water when Junio Valverde's ghost pulls him down, on top of having been stabbed in the chest by Inigo Garces.

Transsiberian(2008) [Carlos]: Beaten to death with a wooden plank by Emily Mortimer after Eduardo makes sexual advances towards her; his body is shown again later on when Kate Mara discovers him. (Thanks to Nilescu, Matthew, and Tommy)

Vantage Point(2008) [Enrique]: Shot repeatedly in the chest by Edgar Ramirez (on top of having been previously hit by a car). (Thanks to Elissa and ND)